UEFITool 0.18.4 / UEFIExtract 0.2.2

- added new FFS GUID found new in Apple EFI images
- added PDR region parsing as BIOS space (Apple feature again)
- changed default directory for saving to the directory containing opened file
- focus and cursor position are now set properly for GUID tab in search dialog
- search dialog resized to fit the whole GUID
- codebase cleaned form unnecessary spaces